// SPDX-License-Identifier: LGPL-3.0-or-later
// ST4-ESP32: WiFi + WebSocket server (optional)
// Enable by defining ST4_WIFI_ENABLED before including ST4.h

#pragma once

#ifdef ST4_WIFI_ENABLED

#include <WiFi.h>
#include <ESPAsyncWebServer.h>
#include <ArduinoJson.h>
#include "ST4Controller.h"

struct ST4WiFiConfig {
    const char* ssid;
    const char* password;
    bool apMode;
    uint16_t httpPort;
    uint32_t broadcastIntervalMs;
};

class ST4WiFi {
    ST4Controller* controller_;
    AsyncWebServer* server_;
    AsyncWebSocket* ws_;
    ST4WiFiConfig config_;

    uint32_t lastBroadcast_;
    ST4Direction lastRaDir_;
    ST4Direction lastDecDir_;

    void handleWebSocketEvent(AsyncWebSocket* server,
                              AsyncWebSocketClient* client,
                              AwsEventType type, void* arg,
                              uint8_t* data, size_t len);
    void processCommand(AsyncWebSocketClient* client,
                        uint8_t* data, size_t len);
    void broadcastState();
    String stateJson() const;

public:
    ST4WiFi();
    ~ST4WiFi();

    void begin(ST4Controller& controller, const ST4WiFiConfig& config);
    void update();
};

#endif // ST4_WIFI_ENABLED